/Engine/Plugins/Online/OnlineServices/Source/OnlineServicesInterface/Public/Online/Sessions.h
This event will trigger as a result of updating a session's settings, or whenever a session update event is received by the API.
[TOnlineEvent](API\Plugins\OnlineServicesInterface\Online\TOnlineEvent)< void(const [FSessionUpdated](API\Plugins\OnlineServicesInterface\Online\FSessionUpdated) &)> OnSessionUpdated()